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Global, regional, and national prevalence of second-hand smoke and attributable disease burden in 204 countries and territories, 1990–2023: a systematic analysis for the Global Burden of Disease Study 2023

1.7 million deaths attributed to second-hand smoke globally each year.

By · Published September 8, 2026 at 21:31 UTC · Updated September 8, 2026 at 21:31 UTC

5sources
5articles
3velocity
+0%since first seen
1h agofirst detected

Evidence dossier

Intelligence passport

50/100 Publishable
5distinct sources shown
2velocity measurements
1language editions checked
Unsupported statements were removed before publicationbrief evidence status

Measured timeline

  1. Detected The first matching coverage entered the Archynetys cluster.
  2. Latest coverage observed Most recent article currently attached to this story cluster.
  3. Peak measured velocity The recorded velocity reached 3.
  4. Evidence threshold reached The story had enough independent coverage for an explanatory brief.

Source diversity sample: euroweeklynews.com · India Today · Euronews.com · medicalxpress.com · The Lancet.

How this dossier is built: methodology · AI policy · corrections.

The story so far

⚡ Executive Intelligence Takeaways Corroborated across 5 independent newsrooms
  • Velocity & Diffusion: Coverage exploded across 5 distinct news outlets with 5 published articles, achieving a live velocity of 3.
  • Primary Driver: 1.7 million deaths attributed to second-hand smoke globally each year.
  • Source Integrity: Verified strictly against primary headline reporting under zero-hallucination protocols.

A significant contradiction exists between the widespread use of smoke-free zones and the continued exposure to second-hand smoke. In the 1990s, the implementation of smoke-free zones was a significant step towards reducing the prevalence of second-hand smoke.

However, according to a recent study, nearly 1.7 million deaths globally are attributed to second-hand smoke each year. The study, conducted for the Global Burden of Disease Study 2023, analyzed data from 204 countries and territories over the period of 1990-2023.

In some countries, such as Spain, non-smokers are still frequently exposed to smoke from terraces, with 1.6 million deaths attributed to this exposure annually. The study emphasizes the need for continued efforts to reduce the prevalence of second-hand smoke and mitigate its health impacts.

Synthesized by Archynetys from the headlines below under a strict no-invention contract. ✓ fact-checked: unsupported claims removed (86% supported) Updated 1h ago.

Who reported it (5)

The obvious questions

What is the estimated number of deaths attributed to second-hand smoke globally each year?

nearly 1.7 million

What is the estimated percentage of the world's population exposed to second-hand smoke?

a third

Momentum

How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →

Topics

Global Burden of Disease Study 2023 second-hand smoke passive smoking deaths

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